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2026-03-14 - 08:18
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Mar 14, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23394212263,6sleep00-21swapper/019:05:260
235052118108,7sleep20-21swapper/219:06:532
237032115105,7sleep30-21swapper/319:09:263
236592111101,7sleep10-21swapper/119:08:521
273182610,1sleep30-21swapper/321:05:163
309032590,0sleep10-21swapper/120:40:141
147422560,0sleep014749-21kthreadcore21:50:180
147422560,0sleep014749-21kthreadcore21:50:170
267702530,0sleep10-21swapper/121:05:131
2391199291,27cyclictest0-21swapper/221:58:022
2391199280,27cyclictest0-21swapper/219:36:072
2391199270,26cyclictest0-21swapper/222:41:092
2390699270,26cyclictest0-21swapper/123:36:401
2390699270,26cyclictest0-21swapper/123:22:191
2390699270,26cyclictest0-21swapper/123:16:161
2390699270,26cyclictest0-21swapper/123:13:221
2390699270,26cyclictest0-21swapper/122:37:241
2390699270,26cyclictest0-21swapper/121:45:081
2390699270,26cyclictest0-21swapper/121:30:271
2390699270,26cyclictest0-21swapper/120:53:281
2390699270,26cyclictest0-21swapper/120:19:521
2390699270,26cyclictest0-21swapper/120:02:221
2390699270,26cyclictest0-21swapper/119:44:291
2391199261,23cyclictest0-21swapper/223:05:162
2391199260,26cyclictest0-21swapper/223:52:072
2391199260,25cyclictest0-21swapper/200:30:522
2390699260,25cyclictest0-21swapper/123:53:101
2390699260,25cyclictest0-21swapper/122:40:091
2390699260,25cyclictest0-21swapper/122:28:361
2390699260,25cyclictest0-21swapper/122:20:381
2390699260,25cyclictest0-21swapper/122:01:361
2390699260,25cyclictest0-21swapper/121:55:261
2390699260,25cyclictest0-21swapper/121:51:001
2390699260,25cyclictest0-21swapper/121:51:001
2390699260,25cyclictest0-21swapper/121:42:481
2390699260,25cyclictest0-21swapper/121:29:421
2390699260,25cyclictest0-21swapper/121:01:231
2390699260,25cyclictest0-21swapper/120:07:021
2390699260,25cyclictest0-21swapper/119:53:491
2390699260,25cyclictest0-21swapper/119:49:131
2390699260,25cyclictest0-21swapper/119:33:291
2390699260,25cyclictest0-21swapper/119:25:431
2390699260,25cyclictest0-21swapper/100:25:221
2390699260,25cyclictest0-21swapper/100:15:521
2390699260,25cyclictest0-21swapper/100:12:251
2390699260,25cyclictest0-21swapper/100:06:191
23911992519,6cyclictest0-21swapper/200:25:202
2390699250,25cyclictest0-21swapper/119:36:311
2390699240,23cyclictest0-21swapper/100:03:191
23911992320,3cyclictest0-21swapper/219:49:442
2391199231,21cyclictest0-21swapper/223:38:102
2391199231,21cyclictest0-21swapper/222:33:272
2390699230,22cyclictest0-21swapper/120:14:411
2391199229,8cyclictest0-21swapper/222:10:182
2391199220,21cyclictest0-21swapper/223:03:502
2391199220,21cyclictest0-21swapper/222:56:002
2391199220,21cyclictest0-21swapper/222:05:212
2391199220,21cyclictest0-21swapper/221:04:112
2391199220,21cyclictest0-21swapper/219:12:342
23906992220,2cyclictest0-21swapper/123:29:211
2390699220,21cyclictest0-21swapper/123:41:491
2390699220,21cyclictest0-21swapper/123:09:011
2390699220,21cyclictest0-21swapper/100:38:221
23901992219,2cyclictest749-21snmpd21:30:290
23901992218,3cyclictest0-21swapper/022:40:160
2390199220,21cyclictest0-21swapper/023:10:000
2390199220,21cyclictest0-21swapper/019:43:110
2391199216,10cyclictest0-21swapper/220:10:152
2391199215,9cyclictest0-21swapper/219:30:112
23911992117,3cyclictest0-21swapper/221:20:532
23911992117,3cyclictest0-21swapper/220:55:552
2391199210,3cyclictest0-21swapper/220:42:042
2391199210,20cyclictest0-21swapper/222:52:572
2391199210,20cyclictest0-21swapper/222:27:362
2391199210,20cyclictest0-21swapper/221:33:002
2391199210,20cyclictest0-21swapper/221:05:222
2391199210,20cyclictest0-21swapper/220:29:052
2391199210,20cyclictest0-21swapper/220:23:142
2391199210,20cyclictest0-21swapper/219:28:372
2391199210,19cyclictest583-21gdbus22:45:242
2390699210,2cyclictest0-21swapper/122:30:391
2390699210,21cyclictest0-21swapper/121:36:141
2390699210,21cyclictest0-21swapper/120:24:141
2390699210,21cyclictest0-21swapper/100:23:221
2390699210,20cyclictest0-21swapper/123:48:311
2390699210,20cyclictest0-21swapper/122:59:211
2390699210,20cyclictest0-21swapper/122:11:511
2390699210,20cyclictest0-21swapper/122:08:151
2390699210,20cyclictest0-21swapper/121:24:021
2390699210,20cyclictest0-21swapper/121:18:361
2390699210,20cyclictest0-21swapper/121:12:061
2390699210,20cyclictest0-21swapper/119:55:471
23901992118,2cyclictest749-21snmpd23:49:100
23901992118,2cyclictest749-21snmpd23:07:100
23901992118,2cyclictest26344-21cat23:00:140
23901992117,2cyclictest749-21snmpd20:18:220
23911992018,1cyclictest749-21snmpd23:56:432
23911992018,1cyclictest749-21snmpd23:41:542
23911992018,1cyclictest749-21snmpd23:27:552
23911992018,1cyclictest749-21snmpd23:21:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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